use proconio::input;

fn main() {
    input! {
        n: usize,
        ts: [i32; n],
        m: usize,
        pxs: [(i32, i32); m],
    };

    let max_time: i32 = ts.iter().sum();

    for (p, x) in pxs {
        let time_saved = ts[p as usize - 1] - x;
        println!("{}", max_time - time_saved);
    }
}